{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machanical property", "material", "process characterization", "engineering feature", "biomedical", "manufacturing standard"], "input": "Electron beam melting ( EBM ) is an established powder-bed additive manufacturing process for small-to-medium-sized components of Ti-6Al-4V ."}
{"machanical property": [], "material": ["Ti-6Al-4V"], "process characterization": [], "engineering feature": [], "biomedical": [], "manufacturing standard": []}